/* * RPLIDAR SDK * * Copyright (c) 2009 - 2014 RoboPeak Team * http://www.robopeak.com * Copyright (c) 2014 - 2018 Shanghai Slamtec Co., Ltd. * http://www.slamtec.com * */ /* * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ #include "sdkcommon.h" #include #pragma comment(lib, "Winmm.lib") namespace rp{ namespace arch{ static LARGE_INTEGER _current_freq; void HPtimer_reset() { BOOL ans=QueryPerformanceFrequency(&_current_freq); _current_freq.QuadPart/=1000; } _u32 getHDTimer() { LARGE_INTEGER current; QueryPerformanceCounter(¤t); return (_u32)(current.QuadPart/_current_freq.QuadPart); } BEGIN_STATIC_CODE(timer_cailb) { HPtimer_reset(); }END_STATIC_CODE(timer_cailb) }}